Leonard Zawodniak, M.D.
NPI 1144225202 · Diagnostic Radiology Physician · East Brunswick, NJ
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonard Zawodniak, M.D. is a Diagnostic Radiology Physician provider in East Brunswick, NJ (NPI 1144225202).
Provider details
- NPI number
- 1144225202
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA05119000 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
21 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
4,794 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan Head Or Brain Without Contrast70450 | 627 | $40 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 225 | $142 |
| X-Ray of Chest, 1 View71045 | 208 | $9 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views72110 | 196 | $40 |
| Mri Scan of Brain Without Contrast70551 | 158 | $71 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 152 | $50 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-16
- Last updated
- 2014-11-25
Frequently asked questions
- What is Leonard Zawodniak's NPI number?
- Leonard Zawodniak's National Provider Identifier (NPI) is 1144225202, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Zawodniak's specialty?
- Leonard Zawodniak is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Zawodniak located?
- Leonard Zawodniak's practice location on file with NPPES is 579a Cranbury Rd, East Brunswick, NJ 08816-5426.
- What is Leonard Zawodniak's phone number?
- The practice phone number listed in the NPPES registry for Leonard Zawodniak is (732) 390-0040.
- Does Leonard Zawodniak accept Medicare?
- Leonard Zawodniak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonard Zawodniak's NPI active?
- Yes — Leonard Zawodniak's NPI (1144225202) is active in the NPPES registry as of the last update on 2014-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.